How long are buccal specimens good for future testing?
Based on the success of testing dried blood stains, we anticipate that dried buccal specimens will offer the same stability (can be tested years after specimen has been taken). What if I need a formal court admissible test after using the home DNA test. D-FWMall.com offers a $30 rebate if contacted to set up a formal court admissible test. Fill out this form and a case manager will contact you. Statistics show that a formal test is rarely required. When the involved parties discover and accept the results, expensive follow-on court action for a paternity test is usually not required. Contact your attorney for more information.
At Peace of Mind Genetics, we and our designated laboratory partners have had excellent results in testing buccal swabs over two years old. Based on the success of testing dried blood stains, we anticipate that dried buccal specimens will offer many years of stability. Q: Are you collecting saliva for testing when a buccal swab is done? A: Although some saliva is contained on the buccal swabs, one is actually collecting epithelial cells off the cheeks inside the mouth (buccal cavity). Q: Won’t the buccal swabs be contaminated since they are collected from the mouth? A: The DNA testing performed is not affected by the DNA of bacteria, common foods, tobacco, or toothpaste, etc. Q: How does a buccal swab sample differ from a blood sample? A: For purposes of identity testing, there is no difference in DNA derived from buccal swabs or blood. Q: Is the re-collection rate higher with buccal swabs? A: Peace of Mind Genetics has not experienced a higher re-collection rate for buccal swab specim
At Lab Test Unlimited, we have had excellent results in testing buccal swabs over two years old. Based on the success of testing dried blood stains, we anticipate that dried buccal specimens will offer many years of stability. Q:Can sources of specimens be different within a case, such as a buccal swab from the child and blood from the adult? A: DNA testing can use different sources, except for persons who have had a bone marrow transplant, DNA markers are the same in all the body’s nucleated cells. Buccal swabs should be used anytime a person being tested has had a bone marrow transplant.
